{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,15]],"date-time":"2026-10-15T00:47:46Z","timestamp":1792025266331,"version":"4.4.0"},"reference-count":51,"publisher":"Wiley","issue":"4","license":[{"start":{"date-parts":[[2021,9,23]],"date-time":"2021-09-23T00:00:00Z","timestamp":1632355200000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Addiction"],"published-print":{"date-parts":[[2022,4]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Aims<\/jats:title>\n                    <jats:p>To estimate whether the use of wagering inducements has a significant impact on the gambling behaviors of on\u2010line gamblers and describe this temporal relation under naturalistic conditions.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Design<\/jats:title>\n                    <jats:p>This longitudinal observational study is part of the second stage of the Screening for Excessive Gambling Behaviors on the Internet (EDEIN) research program.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Setting<\/jats:title>\n                    <jats:p>Gambling tracking data from the French national on\u2010line gambling authority (poker, horse race betting and sports betting) and from the French national lottery operator (lotteries and scratch games).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Participants<\/jats:title>\n                    <jats:p>A total of 9306 gamblers who played poker, horse race or sports betting and 5682 gamblers who played lotteries and scratch games completed an on\u2010line survey. The gender ratio was largely male (between 87.1% and 92.9% for poker, horse race betting and sports betting, and equal to 65.1% for lotteries). Median age ranged from 35 (sports betting) to 53 (horse race betting and lotteries).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Measurements<\/jats:title>\n                    <jats:p>The survey used the Problem Gambling Severity Index (PGSI) to determine the status of the gamblers (at\u2010risk or not). Gambling tracking data included weekly gambling intensity (wagers, deposits), gambling frequency (number of gambling days), proxies of at\u2010risk gambling behaviors (chasing and breadth of involvement) and use of wagering inducements.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Findings<\/jats:title>\n                    <jats:p>The use of wagering inducements was associated with an increase of gambling intensity [\u03b2 between \u22120.06 (\u22120.08; \u20130.05) and 0.57 (0.54; 0.60)], gambling frequency [\u03b2 between 0.12 (0.10; 0.18) and 0.29 (0.28; 0.31)] and at\u2010risk gambling behaviors [odds ratio between 1.32 (1.16; 1.50) and 4.82 (4.61; 5.05)] at the same week of their use. This effect was stronger for at\u2010risk gambling behaviors and at\u2010risk gamblers.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>Wagering inducements may represent a risk factor for developing or exacerbating gambling problems.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1111\/add.15665","type":"journal-article","created":{"date-parts":[[2021,8,10]],"date-time":"2021-08-10T01:56:53Z","timestamp":1628560613000},"page":"1020-1034","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":20,"title":["Impact of wagering inducements on the gambling behaviors of on\u2010line gamblers: A longitudinal study based on gambling tracking data"],"prefix":"10.1111","volume":"117","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-0324-9579","authenticated-orcid":false,"given":"Marianne","family":"Balem","sequence":"first","affiliation":[{"name":"UMR1246 SPHERE (MethodS in Patients\u2010centered outcomes and HEalth ResEarch) Nantes University, Tours University, INSERM Nantes France"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-3701-6693","authenticated-orcid":false,"given":"Bastien","family":"Perrot","sequence":"additional","affiliation":[{"name":"UMR1246 SPHERE (MethodS in Patients\u2010centered outcomes and HEalth ResEarch) Nantes University, Tours University, INSERM Nantes France"},{"name":"Biostatistics and Methodology Unit, Department of Clinical Research and Innovation CHU Nantes Nantes France"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-8664-623X","authenticated-orcid":false,"given":"Jean\u2010Benoit","family":"Hardouin","sequence":"additional","affiliation":[{"name":"UMR1246 SPHERE (MethodS in Patients\u2010centered outcomes and HEalth ResEarch) Nantes University, Tours University, INSERM Nantes France"},{"name":"Biostatistics and Methodology Unit, Department of Clinical Research and Innovation CHU Nantes Nantes France"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-5253-3595","authenticated-orcid":false,"given":"Elsa","family":"Thiabaud","sequence":"additional","affiliation":[{"name":"Addictology and Psychiatry Department CHU Nantes Nantes France"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-7482-9597","authenticated-orcid":false,"given":"Ana\u00efs","family":"Saillard","sequence":"additional","affiliation":[{"name":"Addictology and Psychiatry Department CHU Nantes Nantes France"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-0722-7243","authenticated-orcid":false,"given":"Marie","family":"Grall\u2010Bronnec","sequence":"additional","affiliation":[{"name":"UMR1246 SPHERE (MethodS in Patients\u2010centered outcomes and HEalth ResEarch) Nantes University, Tours University, INSERM Nantes France"},{"name":"Addictology and Psychiatry Department CHU Nantes Nantes France"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-2238-8005","authenticated-orcid":false,"given":"Ga\u00eblle","family":"Challet\u2010Bouju","sequence":"additional","affiliation":[{"name":"UMR1246 SPHERE (MethodS in 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